Farhadullah Mejbah

• Username: 3★mejbah
• Country:  Bangladesh
• Student/Professional:Student
• Institution:International Islamic University Chittagong Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 38

Current Ratings Graph Old Ratings Graph

1680 (+36)RatingProvisional
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July Challenge 2019 Division 2(2019-07-15 15:00:02)

Global Rank:   758

Cheated in:   

Ratings System Update

(2019-07-15 15:00:02)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1680 (-79)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   758

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (38)

October Cook-Off 2014

Walk on the Axis

April Challenge 2014

Farmer Feb

November Challenge 2014

Let us construct palindrome, Distinct Characters Subsequence

January Challenge 2015

Chef and Stones, Gcd Queries

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Chef and Interview, Broken Telephone

May Cook-Off 2015

Devu and friendship testing

August Cook-Off 2015

Chef and the Wildcard Matching

December Cook-Off 2015

Chef and Subarrays

September Lunchtime 2015

Sum of palindromic numbers

December Lunchtime 2015

Distinct Codes

January Long Challenge 2016

Chef and Time Machine, Devu and Perfume, Churu and Balls, Rupsa and the Game

March Challenge 2016

Palindromic substrings

April Challenge 2016

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

May Challenge 2016

Laddu

June Challenge 2016

Chef And The Hiring Event, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Devu and an Array

September Challenge 2016

Chef and calculation, Faded Palindromes, Chef and digits of a number

January Cook-Off 2016

Chef and Fruits

March Lunchtime 2016

Simple Statistics

April Lunchtime 2016

Coins And Triangle

June Lunchtime 2016

Collisions, One more weird game

February Challenge 2017

Eugene and big number, Chef and His Apartment Dues

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

January Lunchtime 2017

Nothing in Common

July Challenge 2017

Whats in the Name, Calculator , IPC Trainers

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

July Lunchtime 2017

Find the Maximum Value

December Lunchtime 2017

Days in Month, Strange Function

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle, Partition the numbers

July Challenge 2019 Division 2

Guess the Prime!, Circular Merging, Minimum and Maximum, Chef and Mean

Total Problems Solved: 73